Wikipedia Should Be Treated with Caution as a Secondary Source

Multiple Choice

Wikipedia should be treated with caution as a secondary source of legal materials because:

A) It is open to anonymous editing so that the reader cannot be sure about the reliability of the material.
B) Conducting legal research online is generally considered to be inappropriate.
C) The use of free materials is unfair to legal publishers.
D) Wikipedia is widely acknowledged as biased and out-of-date.